132 entries under impassive topic. ×

3
unaffected(adjective, calm, hard, cool, careless)
2
aloof(adjective, calm, hard, indifferent, restrained)
2
cold fish(expression, adjective, calm, mean, hard)
2
imperturbable(adjective, calm, cool, restrained, steady)
2
uncompassionate(adjective, mean, hard, tough, severe)
2
unconcerned(adjective, calm, hard, careless, indifferent)
2
unmoved(adjective, calm, cool, restrained, steady)
2
unresponsive(adjective, calm, hard, careless, indifferent)
1
along for the ride(expression, adjective, idiom, detached)
1
blah(adjective, detached, unresponsive, laid-back)
1
blank(adjective, cool, detached, sober, unfeeling)
1
calm(adjective, cool, restrained, steady, detached)
1
casual(adjective, calm, indifferent, restrained, detached)
1
chill(adjective, cool, detached, blank, sober)
1
composed(adjective, calm, cool, restrained, steady)
1
cool cat(expression, adjective, cool, detached, blank)
1
deadpan(adjective, cool, detached, blank, sober)
1
detached(adjective, cool, indifferent, blank, weary)
1
distant(adjective, cool, indifferent, detached, blank)
1
easy-going(adjective, calm, restrained, unconcerned, subdued)
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APASmart Define. (2016). thick-skinned thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/thick-skinned/thesaurus/synonyms
ChicagoSmart Define. 2016. "thick-skinned thesaurus" https://smartdefine.org/thick-skinned/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, thick-skinned thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/thick-skinned/thesaurus/synonyms>.
MLASmart Define. "thick-skinned thesaurus" 28 March 2016. Web. 26 September 2026. <https://smartdefine.org/thick-skinned/thesaurus/synonyms>